[INFO] fetching crate na_seq 0.3.7...
[INFO] building na_seq-0.3.7 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate na_seq 0.3.7 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate na_seq 0.3.7
[INFO] finished tweaking crates.io crate na_seq 0.3.7
[INFO] tweaked toml for crates.io crate na_seq 0.3.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate na_seq 0.3.7 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate na_seq 0.3.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56261a4a8c3771449a1cadfffa505bbaae790352f40701553e3569026bcf5c0a
[INFO] running `Command { std: "docker" "start" "-a" "56261a4a8c3771449a1cadfffa505bbaae790352f40701553e3569026bcf5c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56261a4a8c3771449a1cadfffa505bbaae790352f40701553e3569026bcf5c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56261a4a8c3771449a1cadfffa505bbaae790352f40701553e3569026bcf5c0a", kill_on_drop: false }`
[INFO] [stdout] 56261a4a8c3771449a1cadfffa505bbaae790352f40701553e3569026bcf5c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb94f59c8b6a62454a8db299fc463e2c4b50c5906bd330a5df4a8fea3093934
[INFO] running `Command { std: "docker" "start" "-a" "fcb94f59c8b6a62454a8db299fc463e2c4b50c5906bd330a5df4a8fea3093934", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]    Compiling num_enum v0.7.4
[INFO] [stderr]    Compiling na_seq v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "fcb94f59c8b6a62454a8db299fc463e2c4b50c5906bd330a5df4a8fea3093934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb94f59c8b6a62454a8db299fc463e2c4b50c5906bd330a5df4a8fea3093934", kill_on_drop: false }`
[INFO] [stdout] fcb94f59c8b6a62454a8db299fc463e2c4b50c5906bd330a5df4a8fea3093934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a898c87256aecd4210f19438166fc74f560f7c387c6d57558b5ce58a5e622f2
[INFO] running `Command { std: "docker" "start" "-a" "4a898c87256aecd4210f19438166fc74f560f7c387c6d57558b5ce58a5e622f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling na_seq v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "4a898c87256aecd4210f19438166fc74f560f7c387c6d57558b5ce58a5e622f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a898c87256aecd4210f19438166fc74f560f7c387c6d57558b5ce58a5e622f2", kill_on_drop: false }`
[INFO] [stdout] 4a898c87256aecd4210f19438166fc74f560f7c387c6d57558b5ce58a5e622f2